Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

SIENNA KOTCH PA-C
NPI 1275201345
Physician Assistant in Elmhurst, IL

Q: What is Sienna Kotch's NPI number?

The NPI number for Sienna Kotch is 1275201345. It was assigned to this individual provider in the NPPES registry on September 2, 2021.

Q: What is Sienna Kotch's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Q: When was this NPI record last updated?

The NPPES record for Sienna Kotch was last updated on August 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since September 02, 2021PECOS Enrolled

133 E BRUSH HILL RD STE 100, ELMHURST, IL 60126(734) 593-5700(734) 426-9024 Get Directions Write a Review

NPPES record last updated: August 4, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Aug 4, 2026, Jul 24, 2023, Nov 8, 2021 (3 updates tracked since 2021).

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About Sienna Kotch Pa-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SIENNA KOTCH PA-C (NPI 1275201345) is an individual physician assistant in Elmhurst, Illinois, licensed in Michigan (5601012891) and active in the NPI registry since September 2021. She is enrolled in Medicare PECOS, is affiliated with Adventist Hinsdale Hospital, and is a graduate of Other (2021).

NPPES Registry Identity

NPI1275201345

Entity TypeIndividualFemale

Primary Taxonomy363A00000X

Provider Legal NameSIENNA KOTCHCredential: PA-C

Location Address133 E BRUSH HILL RD STE 100Elmhurst, IL 60126-5660

Mailing Address24 Frank Lloyd Wright Dr., Suite J2000Ann Arbor, MI 48105 · (630) 469-9200

Phone(734) 593-5700

Fax(734) 426-9024

Sole ProprietorNo

Medical School CMSOtherGraduated 2021

Enumeration DateSeptember 2, 2021

Last NPPES UpdateAugust 4, 20263 updates tracked since enumeration

NPPES CertifiedAugust 4, 2026

✔ NPI 1275201345 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363A00000X

Licenses✔ Licensed in MI · 5601012891✔ Licensed in IL · 085-008534

Definition

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

133 E BRUSH HILL RD STE 100, Elmhurst, IL 60126

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Other Names 1

Former Name (1)Sienna Kotch

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Sienna Kotch Pa-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5890193734

PECOS Enrollment IDI20211007002167

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 12

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

220 services177 patients

Insertion of cage or mesh device to spine bone and disc space during spine fusion 22853

Spine fusion is a procedure to join two or more vertebrae. During this process, a cage or mesh device is inserted into the spine bone and disc space. This helps to stabilize the spine, reduce pain, and improve functionality. The device acts as a bridge for new bone to grow on.

65 services41 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

58 services58 patients

Fusion of additional segment of spine 22614

Fusion of an additional segment of the spine is a surgical procedure to join two or more vertebrae together. This is done to stabilize the spine and reduce pain or correct a deformity. The procedure involves using bone grafts, rods, or screws to secure the spine.

52 services27 patients

Fusion of spine in lower back 22612

Fusion of the spine in the lower back, also known as lumbar spinal fusion, is a surgery aimed to join, or fuse, two or more vertebrae in your lower back. This procedure can help alleviate pain and improve stability by reducing movement between the vertebrae.

29 services29 patients

Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment 63048

This procedure involves the partial removal of a bone in your spine to alleviate pressure on your spinal cord or nerves. It may be performed on multiple spine segments depending on your condition. The aim is to improve mobility and reduce pain or discomfort.

27 services14 patients

Fusion of lower spine bone through abdomen with partial removal of disc 22558

This procedure involves merging the bones in your lower spine through an abdominal approach. A portion of the disc, which acts like a cushion between your vertebrae, is partially removed. The goal is to alleviate back pain by limiting movement in the problem area of your spine.

21 services21 patients

Placement of stabilizing device to back, 3-6 spine bone segments 22842

This procedure involves placing a device on your back to stabilize 3-6 spine bone segments. It aids in maintaining spine alignment and reducing pain. The device is secured to the bones, providing support and promoting healing.

21 services21 patients

Fusion of spine in lower back with partial removal of spine bone and disc 22633

This procedure, called lumbar spinal fusion, involves joining two or more vertebrae in your lower back. It includes a partial removal of a spine bone and disc to alleviate pain and improve stability. The goal is to reduce motion between vertebrae and prevent nerve irritation.

20 services20 patients

Incision or removal of lower spine bone segment 22214

This procedure involves making a small incision in the lower back to access the spine. A segment of bone may be removed to relieve pressure on nerves, improve mobility, or treat conditions like herniated discs or spinal stenosis. Recovery varies, but physical therapy may follow.

19 services19 patients

Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment 63047

This procedure involves removing part of a spine bone to alleviate pressure on the lower spinal cord and/or nerves. It targets a single segment of the spine, improving mobility and reducing pain. It's a common treatment for conditions like herniated discs or spinal stenosis.

17 services17 patients

Placement of stabilizing device to back of 1 spine bone in neck 22840

This procedure involves positioning a stabilizing device onto a single spinal bone in the neck. The goal is to provide support and prevent movement that could cause discomfort or further injury. It's performed by trained specialists under anesthesia.

16 services16 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Adventist Hinsdale Hospital

Acute Care Hospitals · Hinsdale, IL

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140122

Location120 North Oak StHinsdale, IL 60521 · Du Page County

Emergency services Birthing friendly

Edward Hospital

Acute Care Hospitals · Naperville, IL

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140231

Location801 South WashingtonNaperville, IL 60540 · Du Page County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60126 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$93.02 typical visit price

range $59.81 – $181.38

Typical copayment $23.25 (range $14.95 – $45.34)

Most-billed visit code 99203

Established Patient

$74.38 typical visit price

range $19.15 – $147.12

Typical copayment $18.59 (range $4.78 – $36.78)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. CHRISTINA GIOTIS SARANTOPOULOS D.P.M.

Podiatrist (Foot & Ankle Surgery)